*{
    margin: 0;
    padding: 0;
}
ul li{
    list-style: none;
}
body{
    padding: 20px;
}
.all{
    $color:#0581E1;
    font-size: 13px;
    line-height: 1.5;
    color: #000000;
    a{
        color: #000000;
        &:hover{
            color: red;
        }
    }
    .header{
        position: relative;
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 692px;
        height: 25px;
        margin: 0 auto;
        background-image: url(http://www.duwenzhang.com/img/bgsprite1.png);
        border-radius: 8px 8px 0 0;
        padding-top: 1px;
        >span{
            margin: 0 7px;
            &:nth-child(2){
                padding-right: 12px;
            }
        }
        >img{
            &:nth-child(1){
                position: absolute;
                left: 0;
            }
            &:nth-child(2){
                position: absolute;
                right: 0;
            }
        }
    }
    .article{
        box-shadow: 0 0 15px 5px #fff; 
        border: 1px dashed $color;
        border-radius: 8px;
        width: 676px;
        margin: 0 auto;
        padding: 8px  7px;
        .article-header{
            text-align: center;
            >h3{
                font-size: 16px;
                height: 24px;
                line-height: 24px;
            }
            >P{
                font-size: 13PX;
                line-height: 24px;
                border-bottom: 1px dashed $color;
            }
        }
        .article-content{
            padding: 0 6px;
            margin-bottom: 77px;
            >p{
                text-indent: 32px;
                font-size: 14px;
                line-height: 1.5;
                margin: 14px 0;
            }
        }
        .article-footer{
            text-align: center;
            font-size: 13px;
            >span{
                margin-left: 16px;
            }
        }
    }
    .footer{
        >p{
            margin-top: 2px;
            &:nth-child(1){
                text-indent: 18px;
                border-top: 1px dashed $color;
            }
            &:nth-child(2){
                color: #40388A;
            }
            &:nth-child(3){
                margin-bottom: 20px;
                margin-top: 2px;
                >textarea{
                    min-width: 670px;
                    min-height: 50px;
                    max-width: 670px;
                    padding: 2px;
                    max-height: 50px;
                }
            }
        }
    }
}